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Median implied volatility by days to expiry: near-the-money SPY contracts, 16 July 2026

Answered against 22 years of US equities and 12 years of US options data and published with the query that produced it. This result is stored as of 2026-08-03, from DAX Daily Options: How Eurex 0DTE Works.

as of ranking 5×4read in context →
Median implied volatility by days to expiry: near-the-money SPY contracts, 16 July 2026 — 5 rows by 4 columns, computed from US exchange, SIP and OPRA data.
dte_bucketcontractsmedian_iv_pctp90_iv_pct
1-211624.355.5
3-519712.519.7
6-1034313.424.4
11-2143112.918.5
22-4547614.418.6
Rows × columns
5 × 4
Computed
Completeness
No missing values
Source
US exchange, SIP and OPRA market data
Licence
Strasmore terms · free, no signup
Formats
JSON · CSV · the SQL below

What each column holds

Column definitions for Median implied volatility by days to expiry: near-the-money SPY contracts, 16 July 2026, derived from the stored result.
ColumnTypeRangeNotes
dte_bucket text 5 distinct values (1-2, 11-21, 22-45…)
contracts number 116 to 476 count
median_iv_pct number 12.5 to 24.3 percent
p90_iv_pct number 18.5 to 55.5 percent

Computed from Strasmore's warehouse of US exchange, SIP and OPRA market data. Equity prices are delayed; options greeks and implied volatility are end-of-day. This result is stored, not recomputed on load — it is exactly the numbers that were returned on , and the query below is what returned them.

the exact SQL behind every number 
SELECT multiIf(days_to_expiry = 0, '0 (same day)',
               days_to_expiry <= 2, '1-2',
               days_to_expiry <= 5, '3-5',
               days_to_expiry <= 10, '6-10',
               days_to_expiry <= 21, '11-21',
               '22-45') AS dte_bucket,
       count() AS contracts,
       round(quantileDeterministic(0.5)(toFloat64(implied_volatility) * 100, cityHash64(ticker)), 1) AS median_iv_pct,
       round(quantileDeterministic(0.9)(toFloat64(implied_volatility) * 100, cityHash64(ticker)), 1) AS p90_iv_pct
FROM global_markets.options_greeks
WHERE underlying_symbol = 'SPY'
  AND date = toDate('2026-07-16')
  AND iv_converged = 1
  AND volume > 0
  AND days_to_expiry <= 45
  AND abs(toFloat64(strike_price) / toFloat64(underlying_close) - 1) < 0.05
GROUP BY dte_bucket
ORDER BY min(days_to_expiry)

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